N9TPB FCC License Search

🕒 FCC license data updated today 9:42 am CDT (FCC files through Sep 30, 2026) · next update tomorrow 9:15 am CDT

Ask: hams within 5 miles of N9TPB · Extra class operators in Madison, WI · or try N9TPB · K9* wildcards · Smith, John · 0004797601 (FRN) · 53703 · Madison, WI

KC7SC

✅ Available for a vanity request — free since Nov 29, 2022.

2x2 call: Advanced and Amateur Extra licensees can request it. No pending applications list it.

📬 QSL: LoTW user, last upload Mar 2, 2021 · not eQSL AG

Not currently held · 2 holders on record · available since Nov 29, 2022

Previous holder: Stuart I Clark

Held KC7SC Oct 29, 2019 → Nov 28, 2020 · first licensed Aug 9, 1996 as WA6BTK · 11 licenses · FRN 0009293614

📦 Moved: Anacortes, WA → Lincoln, CA

WA6BTK Active Amateur Extra · vanity Jul 9, 2021 → expires Jul 9, 2031

Licensee
Stuart I Clark

Address
204 Timberland Lane
Lincoln, CA 95648
38.8852, -121.2760 (street) · Grid CM98iv · CQ 3 · ITU 6 · map ↗

FRN
0009293614

Previous call
KS7TU (General)

Last granted
Jul 9, 2021

Effective
Sep 5, 2024

Last action
Sep 5, 2024
FCC actions (3)
- Sep 5, 2024 — FCC action LIAUA
- Jul 9, 2021 — Vanity call sign granted VANGRT
- Jul 9, 2021 — License issued LIISS
KS7TU Canceled Amateur Extra · vanity Nov 28, 2020 → Jul 9, 2021 (canceled)

Licensee
Stuart I Clark

Address
1004 Commercial Ave.
Anacortes, WA 98221
48.4542, -122.6039 (ZIP center) · Grid CN88qk · CQ 3 · ITU 6 · map ↗

FRN
0009293614

Previous call
KC7SC (General)

Last granted
Nov 28, 2020

Effective
Apr 23, 2021

Last action
Jul 9, 2021
FCC actions (4)
- Jul 9, 2021 — License canceled LICAN
- Apr 23, 2021 — FCC action LIAUA
- Nov 28, 2020 — Vanity call sign granted VANGRT
- Nov 28, 2020 — License issued LIISS
📦 Moved: St. Helena, CA → Anacortes, WA

KC7SC Canceled Amateur Extra · vanity Oct 29, 2019 → Nov 28, 2020 (canceled)

Licensee
Stuart I Clark

Address
PO Box 163
1004 Commercial Ave.
Anacortes, WA 98221
48.4542, -122.6039 (ZIP center) · Grid CN88qk · CQ 3 · ITU 6 · map ↗

FRN
0009293614

Previous call
WA6BTK (General)

Last granted
Oct 29, 2019

Effective
Apr 28, 2020

Last action
Nov 28, 2020
FCC actions (4)
- Nov 28, 2020 — License canceled LICAN
- Apr 28, 2020 — FCC action LIAUA
- Oct 29, 2019 — Vanity call sign granted VANGRT
- Oct 29, 2019 — License issued LIISS
WA6BTK Canceled Amateur Extra · vanity Dec 18, 2015 → Oct 29, 2019 (canceled)

Licensee
Stuart I Clark

Address
PO Box 1241 Adams St. #1131
1979 Sulphur Springs Ave.
St. Helena, CA 94574
38.5424, -122.4199 (ZIP center) · Grid CM88sn · CQ 3 · ITU 6 · map ↗

FRN
0009293614

Previous call
AG6MM (General)

Last granted
Dec 18, 2015

Effective
Feb 2, 2019

Last action
Oct 29, 2019
FCC actions (4)
- Oct 29, 2019 — License canceled LICAN
- Feb 2, 2019 — FCC action LIAUA
- Dec 18, 2015 — Vanity call sign granted VANGRT
- Dec 18, 2015 — License issued LIISS
📦 Moved: Lincoln, CA → St. Helena, CA

AG6MM Canceled Amateur Extra · vanity Dec 2, 2011 → Dec 18, 2015 (canceled)

Licensee
Stuart I Clark

Address
1979 Sulphur Springs Ave.
St. Helena, CA 94574
38.5424, -122.4199 (ZIP center) · Grid CM88sn · CQ 3 · ITU 6 · map ↗

FRN
0009293614

Previous call
AD4MT (General)

Last granted
Dec 2, 2011

Effective
Dec 2, 2011

Last action
Dec 18, 2015
FCC actions (3)
- Dec 18, 2015 — License canceled LICAN
- Dec 2, 2011 — Vanity call sign granted VANGRT
- Dec 2, 2011 — License issued LIISS
AD4MT Canceled Amateur Extra · vanity Dec 31, 2010 → Dec 2, 2011 (canceled)

Licensee
Stuart I Clark

Address
1058 Overland Lane
Lincoln, CA 95648
38.9228, -121.3120 (ZIP center) · Grid CM98iw · CQ 3 · ITU 6 · map ↗

FRN
0009293614

Previous call
WA6BTK (General)

Last granted
Dec 31, 2010

Effective
Dec 31, 2010

Last action
Dec 2, 2011
FCC actions (3)
- Dec 2, 2011 — License canceled LICAN
- Dec 31, 2010 — Vanity call sign granted VANGRT
- Dec 31, 2010 — License issued LIISS
WA6BTK Canceled Amateur Extra · vanity Aug 29, 2007 → Dec 31, 2010 (canceled)

Licensee
Stuart I Clark

Address
1058 Overland Lane
Lincoln, CA 95648
38.9228, -121.3120 (ZIP center) · Grid CM98iw · CQ 3 · ITU 6 · map ↗

FRN
0009293614

Previous call
K6AXV (General)

Last granted
Aug 29, 2007

Effective
Aug 29, 2007

Last action
Dec 31, 2010
FCC actions (3)
- Dec 31, 2010 — License canceled LICAN
- Aug 29, 2007 — Vanity call sign granted VANGRT
- Aug 29, 2007 — License issued LIISS
K6AXV Canceled Amateur Extra · vanity May 15, 2007 → Aug 29, 2007 (canceled)

Licensee
Stuart I Clark

Address
Attn: Stuart I. Clark
1058 Overland Lane
Lincoln, CA 95648
38.9228, -121.3120 (ZIP center) · Grid CM98iw · CQ 3 · ITU 6 · map ↗

FRN
0009293614

Previous call
WA6BTK (General)

Last granted
May 15, 2007

Effective
May 15, 2007

Last action
Aug 29, 2007
FCC actions (3)
- Aug 29, 2007 — License canceled LICAN
- May 15, 2007 — Vanity call sign granted VANGRT
- May 15, 2007 — License issued LIISS
📦 Moved: Murray, KY → Lincoln, CA

WA6BTK Canceled Amateur Extra · vanity Apr 18, 2006 → May 15, 2007 (canceled)

Licensee
Stuart I Clark

Address
Attn: Stuart I. Clark
1058 Overland Lane
Lincoln, CA 95648
38.9228, -121.3120 (ZIP center) · Grid CM98iw · CQ 3 · ITU 6 · map ↗

FRN
0009293614

Previous call
KI4BRO (General)

Last granted
Apr 18, 2006

Effective
Jul 18, 2006

Last action
May 15, 2007
FCC actions (4)
- May 15, 2007 — License canceled LICAN
- Jul 18, 2006 — License modified LIMOD
- Apr 18, 2006 — Vanity call sign granted VANGRT
- Apr 18, 2006 — License issued LIISS
KI4BRO Canceled General Jul 29, 2003 → Apr 18, 2006 (canceled)

Licensee
Stuart I Clark

Address
PO Box 27
Murray, KY 42071-0027
36.6197, -88.2805 (ZIP center) · Grid EM56uo · CQ 4 · ITU 8 · map ↗

FRN
0009293614

Previous call
WA6BTK

Last granted
Mar 23, 2005

Effective
Mar 23, 2005

Last action
Apr 18, 2006
FCC actions (4)
- Apr 18, 2006 — License canceled LICAN
- Mar 23, 2005 — License renewed LIREN
- Jul 29, 2003 — Systematic call sign granted SYSGRT
- Jul 29, 2003 — License issued LIISS
WA6BTK Canceled General Aug 9, 1996 → Jul 29, 2003 (canceled)

Licensee
Stuart I Clark

Address
25 Tidwell Cemetary Rd
Murray, KY 42071
36.6197, -88.2805 (ZIP center) · Grid EM56uo · CQ 4 · ITU 8 · map ↗

FRN
0009293614

Last granted
Aug 9, 1996

Effective
Aug 9, 1996

Last action
Jul 29, 2003
FCC actions (1)
- Jul 29, 2003 — License canceled LICAN

Address history

From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.

Seen Sep 27, 2024 → Sep 27, 2026 · 9 snapshots · as WA6BTK
Stuart I Clark
204 Timberland Lane, Lincoln, CA 95648
38.8852, -121.2760 (street) · Grid CM98iv · CQ 3 · ITU 6 · map ↗
Seen Apr 16, 2022 → Sep 27, 2026 · 15 snapshots · as KS7TU
Stuart I Clark
1004 Commercial Ave., Anacortes, WA 98221
48.4542, -122.6039 (ZIP center) · Grid CN88qk · CQ 3 · ITU 6 · map ↗
Seen Apr 16, 2022 → Sep 27, 2026 · 12 snapshots · as KC7SC
Stuart I Clark
PO Box 163
1004 Commercial Ave., Anacortes, WA 98221
48.4542, -122.6039 (ZIP center) · Grid CN88qk · CQ 3 · ITU 6 · map ↗
Seen May 6, 2019 → Sep 27, 2026 · 13 snapshots · as WA6BTK
Stuart I Clark
PO Box 1241 Adams St. #1131
1979 Sulphur Springs Ave., St. Helena, CA 94574
38.5424, -122.4199 (ZIP center) · Grid CM88sn · CQ 3 · ITU 6 · map ↗
Seen May 28, 2012 → Sep 27, 2026 · 59 snapshots · as AG6MM
Stuart I Clark
1979 Sulphur Springs Ave., St. Helena, CA 94574
38.5424, -122.4199 (ZIP center) · Grid CM88sn · CQ 3 · ITU 6 · map ↗
Seen May 27, 2010 → Sep 27, 2026 · 46 snapshots · as KI4BRO
Stuart I Clark
PO Box 27
Murray, KY 42071-0027
36.6197, -88.2805 (ZIP center) · Grid EM56uo · CQ 4 · ITU 8 · map ↗
Seen May 27, 2010 → Sep 27, 2026 · 183 snapshots · as WA6BTK
Stuart I Clark
Attn: Stuart I. Clark
1058 Overland Lane, Lincoln, CA 95648
38.9228, -121.3120 (ZIP center) · Grid CM98iw · CQ 3 · ITU 6 · map ↗
Seen Nov 7, 2004 → Sep 27, 2026 · 48 snapshots · as WA6BTK
Stuart I Clark
25 Tidwell Cemetary Rd, Murray, KY 42071
36.6197, -88.2805 (ZIP center) · Grid EM56uo · CQ 4 · ITU 8 · map ↗

Previous holder: JOHN E DIBBLE

Held KC7SC Jan 12, 1998 → Jan 12, 2008 · first licensed Jan 12, 1998 as KC7SC · 1 license · no FRN on file (pre-2001 records)

KC7SC Expired Advanced Jan 12, 1998 → Jan 12, 2008 (expired)

Licensee
JOHN E DIBBLE

Address
19401 WEST FLOWER STREET
LITCHFIELD PARK, AZ 85340
33.5164, -112.4236 (ZIP center) · Grid DM33sm · CQ 3 · ITU 6 · map ↗

Last granted
Jan 12, 1998

Effective
Jan 12, 1998

Last action
Jan 13, 2010
FCC actions (1)
- Jan 13, 2010 — License expired LIEXP

Address history

From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.

Seen Nov 7, 2004 → Sep 27, 2026 · 47 snapshots · as KC7SC
JOHN E DIBBLE
19401 WEST FLOWER STREET, LITCHFIELD PARK, AZ 85340
33.5164, -112.4236 (ZIP center) · Grid DM33sm · CQ 3 · ITU 6 · map ↗

Others requesting KC7SC

2 applications listed KC7SC as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Oct 10, 2019	Oct 28, 2019	WA6BTK · Stuart I Clark · St. Helena, CA	1	Granted
Jan 14, 2015	Feb 1, 2015	KG7PDG · Sun City Anthem Amateur Radio Club · Henderson, NV	4	Granted